Home / 104,524.86-144,246.99-56,780.94

Finding the Fourth Proportional to 104,524.86, 144,246.99 and 56,780.94

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Solution

The fourth proportional to 104,524.86, 144,246.99 and 56,780.94 is: 78,359.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,524.86 : 144,246.99 = 56,780.94 : x
  2. Step 2: Convert to fraction form
    104,524.86/144,246.99 = 56,780.94/x
  3. Step 3: Cross multiply
    104,524.86x = 144,246.99 × 56,780.94
  4. Step 4: Simplify right side
    104,524.86x = 8,190,479,684.37
  5. Step 5: Solve for x
    x = 8,190,479,684.37/104,524.86
  6. Step 6: Final answer
    x = 78,359.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.